# SDR YENA2022020400046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2022
- Submitted: February 4, 2022
- Operation: Air carrier
- Aircraft: [N193JB](https://openairdocs.org/aircraft/N193JB), registered now
- Make and model: Emb ERJ 190-100 IGW
- Registry model: [EMB ERJ 190-100 IGW](https://openairdocs.org/model/embraer-erj-190-100-igw) (OpenAirDocs)
- Aircraft serial: 017
- Aircraft time: 42,479 hours, 27,289 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: None
- Condition: None
- Stage of operation: LD
- How discovered: V
- Nature of condition: I
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2022020400046

## Discrepancy

FLT # 984, RDU-BOS. AT 500' AGL ON ILS 22L IN KBOS RADAR ALTIMETERS STARTED DISAGREEING SIDE TO SIDE AND CAUSED ON RA FLAG ON PFD. EICAS MESSAGE TAIL STRIKE AVOIDANCE WAS PRESENT DURING THIS TIME AND ALL MESSAGES CLEARED BY 200' AGL; COMPLIED WITH INFO NOTICE 2022-T001, NO DEFECTS NOTED. OK FOR SERVICE SUSPECT 5G INTERFERENCE. MCC CHARLIE NOTIFIED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.